SEC EDGAR filings, ownership reports, and insider transactions for Karen Ling.
Recent SEC filings for Karen Ling including 4, 3, 4/A and more.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 May 2025 | 28 May 2025 | 001-37918 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 28 May 2025 | 27 May 2025 | 001-41380 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 06 Aug 2024 | 02 Aug 2024 | 001-41380 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jun 2024 | 29 May 2024 | 001-37918 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 07 Mar 2024 | 05 Mar 2024 | 001-41380 |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 07 Mar 2024 | 27 Feb 2024 | 001-41380 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 16 Nov 2023 | 14 Nov 2023 | 001-35803 |
| 4/A | Open 4/A document | View SEC filing for 4/A | FORM 4/A | 16 Aug 2023 | 24 May 2023 | 001-37918 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 29 Jun 2023 | 16 Jun 2023 | 001-35803 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 May 2023 | 24 May 2023 | 001-37918 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 05 Jan 2023 | 03 Jan 2023 | 001-35803 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 SUBMISSION | 03 Oct 2022 | 29 Sep 2022 | 001-00100 |
| 4/A | Open 4/A document | View SEC filing for 4/A | OWNERSHIP DOCUMENT | 15 Sep 2022 | 14 Sep 2022 | 001-35803 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 14 Sep 2022 | 14 Sep 2022 | 001-35803 |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 SUBMISSION | 22 Aug 2022 | 12 Aug 2022 | 001-35803 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 SUBMISSION | 22 Aug 2022 | 18 Aug 2022 | 001-00100 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 May 2022 | 26 May 2022 | 001-37918 |
| 3/A | Open 3/A document | View SEC filing for 3/A | FORM 3/A | 27 May 2022 | 01 Nov 2021 | 001-37918 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Nov 2021 | 02 Nov 2021 | 001-37918 |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 01 Nov 2021 | 01 Nov 2021 | 001-37918 |
| 4 | Open 4 document | View SEC filing for 4 | 19 Aug 2021 | 17 Aug 2021 | 001-00100 | |
| 4 | Open 4 document | View SEC filing for 4 | 12 Aug 2021 | 10 Aug 2021 | 001-00100 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - LING | 02 Jul 2021 | 01 Jul 2021 | 001-00100 |
| 4 | Open 4 document | View SEC filing for 4 | 01 Apr 2021 | 30 Mar 2021 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 24 Feb 2021 | 22 Feb 2021 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 30 Dec 2020 | 28 Dec 2020 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 02 Oct 2020 | 30 Sep 2020 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 30 Jul 2020 | 29 Jul 2020 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Jul 2020 | 29 Jun 2020 | 001-08787 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 19 Jun 2020 | 18 Jun 2020 | 001-00100 |
| 3 | Open 3 document | View SEC filing for 3 | OWNERSHIP DOCUMENT | 22 Apr 2020 | 16 Apr 2020 | 001-00100 |
| 4 | Open 4 document | View SEC filing for 4 | 01 Apr 2020 | 30 Mar 2020 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 13 Mar 2020 | 11 Mar 2020 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 30 Dec 2019 | 26 Dec 2019 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 03 Dec 2019 | 01 Dec 2019 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 01 Oct 2019 | 30 Sep 2019 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | 30 Jul 2019 | 29 Jul 2019 | 001-08787 | |
| 3 | Open 3 document | View SEC filing for 3 | 30 Jul 2019 | 29 Jul 2019 | 001-08787 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 05 Apr 2019 | 03 Apr 2019 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 03 Jan 2019 | 31 Dec 2018 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 25 Jul 2018 | 23 Jul 2018 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | OWNERSHIP DOCUMENT | 05 Apr 2018 | 03 Apr 2018 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 02 Jan 2018 | 29 Dec 2017 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 30 Oct 2017 | 29 Mar 2017 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 16 May 2017 | 15 May 2017 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 04 Apr 2017 | 03 Apr 2017 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 24 Jan 2017 | 21 Jan 2017 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 05 Jul 2016 | 30 Jun 2016 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 17 May 2016 | 15 May 2016 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 03 May 2016 | 01 May 2016 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 19 May 2015 | 15 May 2015 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 05 May 2015 | 02 May 2015 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 06 Mar 2015 | 21 Jan 2015 | 001-36867 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 05 Jan 2015 | 31 Dec 2014 | 000-55075 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 - | 03 Jul 2014 | 01 Jul 2014 | 000-55075 |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 - | 03 Jul 2014 | 01 Jul 2014 | 000-55075 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 SUBMISSION | 02 Jul 2014 | 30 Jun 2014 | 001-05438 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 15 May 2014 | 13 May 2014 | 001-05438 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 02 May 2014 | 01 May 2014 | 001-05438 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 23 Jan 2014 | 21 Jan 2014 | 001-05438 |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 23 Jan 2014 | 21 Jan 2014 | 001-05438 |
Karen Ling files with the SEC under CIK 0001597450. This page aggregates EDGAR filings and related ownership activity.